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Finding the Fourth Proportional to 294,524.64, 441,801.54 and 84,193.56

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Solution

The fourth proportional to 294,524.64, 441,801.54 and 84,193.56 is: 126,294.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,524.64 : 441,801.54 = 84,193.56 : x
  2. Step 2: Convert to fraction form
    294,524.64/441,801.54 = 84,193.56/x
  3. Step 3: Cross multiply
    294,524.64x = 441,801.54 × 84,193.56
  4. Step 4: Simplify right side
    294,524.64x = 37,196,844,466.08
  5. Step 5: Solve for x
    x = 37,196,844,466.08/294,524.64
  6. Step 6: Final answer
    x = 126,294.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.